A woman has a problem determining the paternity of her son. her blood type is A, her childs is B. she has three candidates for fatherhood. their blood types are: man #1 B; man #2, AB; man #3, O. Based on blood types the mother says it must have been number 1.
a. Do you agree, why or why not?
b. This child is also colorblind. the mother is not colorblind. Can you determine who the father of the little boy is, assuming it must be one of these men? Explain you answer.